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INTRODUCTION

Congratulations on your selection of the Hafler MAC-104
Octave Equalizer. You have acquired a product that  will
greatly enhance the performance of your auto sound sys-

tem. Because of the sophistication of this advanced

electronic device, we recommend that you thoroughly
understand the contents of this manual before operation
a n d   i n s t a l l a t i o n

FEATURES

F u l l   4   c h a n n e l   o p e r a t i o n   m a i n t a i n s   a b i l i t y   t o   f a d e .

> Single chassis provides straight forward installation

10 Bands per channel for optimal adjustment.

>

   + 12 

dB  of boost and cut per band.

>   Each channels flat position is located by a center click

in each potentiometer.

Defeat switching front and rear.

>

  Perfect for trouble shooting.

>

  Aid in vehicle curve adjustment

>

  Can be used for 2 channel dual curve installation

(See Figure 6)

Multi-Mode operation.

>

  4 channel 4 way

>

  2 channel 2 way

>

  2 channel dual curve

Programmable remote turn-on delay circuitry.

>  Switch selectable delay times from .5 to 4 seconds

>

  Remote in from source unit is delayed and then

 passed on to the amplifiers.

>

  Provides a delay period for the stabilization of all

electronics prior to amplification.

  Eliminates turn on/off thump.

Gold plated RCA Connectors

1

Summary of Contents for MAQ-104

Page 1: ...OWNER S MANUAL MAQ 104 CAR AUDIO OCTAVE EQUALIZER A Division of Rockford Corporation 613 South Rockford Drive Tempe AZ 85281 602 967 3565...

Page 2: ...atures Nomenclature Installation Equalization Applications Possible Equalization Curves Specifications Possible System Configurations Warranty Page 1 Page 1 Page 2 Page 3 Page 5 Page 8 Page 9 10 Page1...

Page 3: ...nnel for optimal adjustment 12 dB of boost and cut per band Each channels flat position is located by a center click in each potentiometer Defeat switching front and rear Perfect for trouble shooting...

Page 4: ...switches will either make the MAQ 104 circuitry active or bypass it completely See Figure 1 for active defeat positions Delay switch These dip switches are used to program the remote turn on delay per...

Page 5: ...rn on lead from the source Black Connect to the chassis of the vehicle The ground point in the car should be a piece of chassis metal that is welded to the main body of the car Painted surfaces should...

Page 6: ...center frequency boost and cut By selecting a frequency noted on the PC board you can boost or cut any band Boost is ac complished by tuning the potentiometer clockwise Cut is done in reverse fashion...

Page 7: ...Octave resolution RTA will give decent results but is harder to use Either RTA method will require a pink noise generator STEP BY STEP 1 Extend MAQ 104 input output cables and B turn on and ground to...

Page 8: ...e adjacent bands inter act with each other you will need to go back and forth between frequencies to get the best balance 10 Periodically verify curve by listening to your reference music Equalize one...

Page 9: ...is set up at the passenger s location and the right channel is set up to match the left This procedure usually gives good results EQUALIZATION GOALS The primary goal of the MAQ 104 is to produce a smo...

Page 10: ...puts of the MAQ 104 Next tie both the MAQ 104 outputs together The dual curve option is then produced by making either the front channels active and the rear channels active The reverse is also possib...

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Page 13: ...sewhere in the system by correcting speaker or amplifier problems Excessive use of equalization is likely to overdrive amplifiers speakers or other components INPUTS Input Level 750mV RMS Input Impeda...

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Page 20: ...purchase This warranty does not cover damage due to unauthorized repair nor does it cover damage due to improper shipping by customer Hafler will pay for the cost of returning the repaired or replace...

Page 21: ...llow ing installation When cleaning the face plate we advise a soft cotton cloth with a non abrasive cleaner that is safe for Lexan and painted surfaces DO NOT use paper towels or any coarse material...

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